31153239

素因数分解:

$3^2\times {\mathrm{13}}^1\times {\mathrm{59}}^1\times {\mathrm{4513}}^1$

素因数の和:4591

約数の個数: 24

約数和(自身を含む): 49292880

約数和(自身を除く): 18139641

約数列:

[1, 3, 9, 13, 39, 59, 117, 177, 531, 767, 2301, 4513, 6903, 13539, 40617, 58669, 176007, 266267, 528021, 798801, 2396403, 3461471, 10384413, 31153239]

約数ペア:

[(1, 31153239), (3, 10384413), (9, 3461471), (13, 2396403), (39, 798801), (59, 528021), (117, 266267), (177, 176007), (531, 58669), (767, 40617), (2301, 13539), (4513, 6903)]